import { Accessor } from 'solid-js';
import { MaybeAccessor } from '../utils/types.js';
import 'solid-js/types/reactive/signal';

/**
 * Reactive `Array.findIndex`
 *
 * @see https://solidjs-use.github.io/solidjs-use/shared/useArrayFindIndex
 * @param {Array} list - the array was called upon.
 * @param fn - a function to test each element.
 *
 * @returns {number} the index of the first element in the array that passes the test. Otherwise, "-1".
 */
declare function useArrayFindIndex<T>(list: MaybeAccessor<Array<MaybeAccessor<T>>>, fn: (element: T, index: number, array: Array<MaybeAccessor<T>>) => unknown): Accessor<number>;

export { useArrayFindIndex };